{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["protein", "cell type", "cell line", "DNA"], "input": "Differentiation assays using water soluble phorbol esters reveal that differentiation becomes irreversible soon after AP-1 appears."}
{"protein": ["AP-1"], "cell type": [], "cell line": [], "DNA": []}